.app-banner {
  width: 100%;
  overflow: hidden;
  .demo-carousel {
    width: 100%;
    text-align: center;
    background-color: #eadcc7;
    height: 300px;
    img {
      max-width: 100%;
    }
    &.c3 {
      background-color: #1b9bb5;
    }
    &.c4 {
      background-color: #b30038;
    }
  }
}
